B18
Alton Bay Seaplane Base
VFR
41° 39′ 28″ N 70° 31′ 17″ E
/
131 ft
(40 m MSL)
navigation
164°
navigation
161°
navigation
175°
41° 34′ 44″ N 71° 8′ 30″ E
/
113 ft
(34 m MSL)
navigation
177°
navigation
211°
41° 43′ 1″ N 72° 13′ 33″ E
/
330 ft
(101 m MSL)
navigation
202°
41° 40′ 8″ N 70° 25′ 3″ E
/
44 ft
(13 m MSL)
navigation
161°
43° 5′ 9″ N 73° 48′ 7″ E
/
379 ft
(116 m MSL)
navigation
257°
41° 34′ 3″ N 71° 7′ 9″ E
/
131 ft
(40 m MSL)
navigation
177°
42° 55′ 45″ N 73° 46′ 13″ E
/
178 ft
(54 m MSL)
navigation
252°
41° 49′ 55″ N 72° 36′ 3″ E
/
104 ft
(32 m MSL)
navigation
210°
navigation
215°
41° 32′ 31″ N 71° 14′ 9″ E
/
40 ft
(12 m MSL)
navigation
179°
41° 38′ 25″ N 70° 24′ 28″ E
/
10 ft
(3 m MSL)
navigation
161°
42° 39′ 30″ N 73° 38′ 18″ E
/
488 ft
(149 m MSL)
navigation
244°
44° 45′ 23″ N 73° 16′ 0″ E
/
95 ft
(29 m MSL)
navigation
310°
navigation
175°
41° 40′ 9″ N 70° 16′ 49″ E
/
54 ft
(16 m MSL)
navigation
159°
41° 51′ 43″ N 72° 41′ 59″ E
/
164 ft
(50 m MSL)
navigation
213°
navigation
310°
41° 31′ 56″ N 71° 16′ 53″ E
/
172 ft
(52 m MSL)
navigation
180°
41° 43′ 55″ N 70° 3′ 39″ E
/
31 ft
(9 m MSL)
navigation
154°
41° 48′ 34″ N 72° 36′ 34″ E
/
60 ft
(18 m MSL)
navigation
210°
navigation
162°